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Digma Optima Prime 4 3G
Compare Digma Optima Prime 4 3G and Xiaomi Redmi 9AT

Digma Optima Prime 4 3G vs Xiaomi Redmi 9AT

Digma Optima Prime 4 3G
Digma Optima Prime 4 3G
Xiaomi Redmi 9AT
Xiaomi Redmi 9AT
Digma Optima Prime 4 3G
Xiaomi Redmi 9AT
  • Network
  • 2G network
    GSM 900, 1800
    GSM 850, 900, 1800, 1900
  • 3G network
    HSDPA 1900
    HSDPA 850, 900, 1700(AWS), 1900, 2100
  • 4G network
    -
    LTE frequency band 1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40, 41
  • HSDPA speed
    -
    42.2 Mbps
  • HSUPA speed
    -
    5.76 Mbps
  • LTE speed
    -
    LTE-A
  • GPRS
    Yes
    Yes
  • EDGE
    Yes
    Yes
  • Availability
  • Oficially announced
    2018-4
    2020-09
  • Status
    2018-4
    2020-09
  • Design
  • Build
    Plastic
    -
  • SIM
    Dual SIM (Micro-SIM/Mini-SIM, dual stand-by)
    Dual SIM (Nano-SIM, dual stand-by)
  • Height
    107.8 mm
    164.9 mm
  • Width
    188 mm
    77 mm
  • Thickness
    10 mm
    9 mm
  • Weight
    270 g
    194 g
  • Colors
    Black
    Blue, Gray, Green
  • Display
  • Display type
    TN
    IPS LCD
  • Physical size
    7 inches
    6.53 inches
  • Resolution
    1024 x 600 pixels
    720 x 1600 pixels
  • Pixel density
    170 ppi
    269 ppi
  • Display colors
    16777216
    16777216
  • Multitouch
    Yes
    -
  • Display features
    -
    400 nits (typ)
  • Hardware
  • CPU
    -
    Octa-core
  • CPU
    Quad-core 1.2 GHz Cortex-A7
    Quad-core 2.0 GHz Cortex-A53
  • CPU(second)
    quad-core 1.5 GHz Cortex-A53
  • Chipset
    Spreadtrum SC7731C
    MediaTek Helio G25
  • GPU
    Mali-400 MP1
    PowerVR GE8320
  • Memory RAM
    1 GB
    2 GB
  • Internal storage
    8 GB
    32 GB
  • Memory card
    microSD, microSDHC, microSDXC
    microSD, microSDHC, microSDXC
  • Memory card max
    64 GB
    -
  • Storage
    -
    eMMC 5.1
  • OS
  • OS
    Android 7.0 Nougat
    Android 10, MIUI 12
  • Selfie camera
  • Selfie camera type
    -
    Single
  • Selfie camera
    0.31 MP
    5 MP, (wide) , f/2.2 , 1.12 µm
  • Selfie camera resolution
    640 x 480 pixels
    -
  • Selfie camera features
    -
    HDR
  • Selfie camera video
    480p@30fps MP
    1080p@30fps
  • Sound
  • 3.5mm jack
    Yes
    Yes
  • Loudspeaker
    Yes
    Yes
  • Earpiece
    Yes
    Yes
  • Multimedia
  • Radio
    FM Radio
    FM Radio
  • Connectivity
  • WLAN
    Wi-Fi 802.11b, 802.11g, 802.11n
    Wi-Fi 802.11b, 802.11g, 802.11n
  • WLAN WiFi Hotspot
    -
    Yes
  • WLAN WiFi Direct
    -
    Yes
  • USB
    microUSB 2.0
    microUSB 2.0
  • USB On-The-Go
    -
    Yes
  • Bluetooth
    v4.0
    v5.0
  • Bluetooth A2DP
    Yes
    Yes
  • bluetooth LE
    -
    Yes
  • NFC
    -
    No
  • GPS
    Yes, with A-GPS
    Yes, with A-GPS
  • GLONASS
    -
    Yes
  • BDS
    -
    Yes
  • Features
  • Sensors
    Accelerometer
    Accelerometer, proximity
  • Browser
  • HTML
    HTML5
    HTML5
  • Battery
  • Battery type
    Li-Po
    Li-Po
  • Battery capacity
    2200 mAh
    5000 mAh
  • Battery removable
    Non-removable
    Non-removable
  • Main camera
  • Camera type
    -
    Single
  • Main camera
    (wide) , 13 MP, f/2.2 , 28 mm, 1.0 µm
  • Primary camera video
    -
    1080p@30/60fps
  • Primary camera flash
    -
    LED flash
  • Camera features
    -
    HDR
  • Tests and performance
  • Antutu
    -
    102778 (v8)
  • SAR value
  • SAR(head)
    -
    0.87 W/kg
  • SAR(body)
    -
    1.01 W/kg
  • SAR EU(head)
    -
    0.78 W/kg
  • SAR EU(body)
    -
    1.03 W/kg
  • Cost
  • Price
    -
    150 USD

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